Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2831002
Is Reference of Prueba negativa-es#Sense
Αρνητική πλάκα-el#Sense
Negativo-es#Sense
Negative proof-en#Sense
Prova negativa-pt#Sense
Negativt prøveaftryk-da#Sense
Épreuve négative-fr#Sense
Negativ-de#Sense
Fotografisch negatief-nl#Sense